Home / 73,068.70-100,824.69-40,799.38

Finding the Fourth Proportional to 73,068.70, 100,824.69 and 40,799.38

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Solution

The fourth proportional to 73,068.70, 100,824.69 and 40,799.38 is: 56,297.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,068.70 : 100,824.69 = 40,799.38 : x
  2. Step 2: Convert to fraction form
    73,068.70/100,824.69 = 40,799.38/x
  3. Step 3: Cross multiply
    73,068.70x = 100,824.69 × 40,799.38
  4. Step 4: Simplify right side
    73,068.70x = 4,113,584,840.69
  5. Step 5: Solve for x
    x = 4,113,584,840.69/73,068.70
  6. Step 6: Final answer
    x = 56,297.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.